10101161566 has 8 divisors (see below), whose sum is σ = 15173928504. Its totient is φ = 5043185400.

The previous prime is 10101161491. The next prime is 10101161599. The reversal of 10101161566 is 66516110101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3695985 + ... + 3698716.

It is an arithmetic number, because the mean of its divisors is an integer number (1896741063).

Almost surely, 2^10101161566 is an apocalyptic number.

10101161566 is a deficient number, since it is larger than the sum of its proper divisors (5072766938).

10101161566 is an equidigital number, since it uses as much as digits as its factorization.

10101161566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7395386.

The product of its (nonzero) digits is 1080, while the sum is 28.

Adding to 10101161566 its reverse (66516110101), we get a palindrome (76617271667).

The spelling of 10101161566 in words is "ten billion, one hundred one million, one hundred sixty-one thousand, five hundred sixty-six".